Mammoth Sales LED Light up Flashing Halloween Party Glasses - Various Styles LED Light Up Flashing Party Glasses by Mammoth Sales Are you planning on a special night? Want to stand out and how everyone what it's like to have a good time? Then these glasses are for you ! Choose from a variety of different styles such as Spiders, Skulls, and Bats ! ! These glasses are SURE to be a hit ant any party or special event ! Every style of glasses inludes 3 modes a: fast flashing, slow flashing, and constant Batteries are included and installed